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TI-2021-20854 Aliases CVE-2021-45812GHSA-r9jc-5j5w-5h63

NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS)…

Priority LOW 29CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

NUUO Network Video Recorder NVRsolo 3.9.1 is affected by a Cross Site Scripting (XSS) vulnerability. An attacker can steal the user's session by injecting malicious JavaScript codes which leads to session hijacking.

Why it matters now

EPSS 0.00827 57th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:o:nuuo:nvrsolo_firmware:3.9.1:*:*:*:*:*:*:*3.9.1VulnerableNUUO
cpe:2.3:h:nuuo:nvrsolo:-:*:*:*:*:*:*:*not specified by NVDRunning onNUUO
  • cpe:2.3:o:nuuo:nvrsolo_firmware:3.9.1:*:*:*:*:*:*:* Versions 3.9.1 Vulnerable ·NUUO
  • cpe:2.3:h:nuuo:nvrsolo:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·NUUO

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-45812
  2. 2026-10-03 Alias added: GHSA-r9jc-5j5w-5h63

References

Exploit 1

  • TI-2022-14571 NUUO Network Video Recorder NVRsolo v03.06.02 was discovered to contain a reflected… CVSS 3.1MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences